2021 Volume 46 Issue 3 Pages 189-197
Japan has been led hydrogen technologies development in last three decades, but world recognized hydrogen quickly and it is accelerating investments for the wide varieties of applications. Introduction of world recognition of hydrogen’s role in the NET ZERO/Carbon Neutral Society and current movement especially national strategies and financial movements. Author raises the importance of evaluating hydrogen in the society and it is the key for the investments and implementation. Hydrogen may involve and play more fundamental back born in the future renewable dominated energy systems. Also raises Japan wide hydrogen pipeline network as an example of backbone to materialize the Carbon Neutral Society in Japan.